#pragma once
#include <iostream>
#include <string>
#include <fstream>
#include <vector>
#include <boost/algorithm/string.hpp>
#include "cppjieba/Jieba.hpp"
namespace ns_util
{
  class FileUtil
  {
  public:
    static bool ReadFile(const std::string& file_path,std::string* out)
    {
      std::ifstream in(file_path,std::ios::in);
      if(!in.is_open())
      {
        std::cerr<<"open file fail!"<<std::endl;
      }
      std::string line;
      while(std::getline(in,line))
      {
        *out += line;
      }
      in.close();
      return true;
    }
  };

  class StringUtil
  {
    public:
      static void Split(const std::string target, std::vector<std::string>* out,const std::string sep)
      { 
        //boost::token_compress_on表示压缩连续分隔符为一个
        boost::split(*out,target,boost::is_any_of(sep),boost::token_compress_on);
      }
  };

  //jieba词库
  const char* const DICT_PATH = "./dict/jieba.dict.utf8";
  const char* const HMM_PATH = "./dict/hmm_model.utf8";
  const char* const USER_DICT_PATH = "./dict/user.dict.utf8";
  const char* const IDF_PATH = "./dict/idf.utf8";
  const char* const STOP_WORD_PATH = "./dict/stop_words.utf8";
  class JiebaUtil
  {
    private:
    static cppjieba::Jieba jieba;
    public:
      static void CutString(const std::string& src,std::vector<std::string>* out)
      {
          jieba.CutForSearch(src,*out);
      }
  };
  cppjieba::Jieba JiebaUtil::jieba(DICT_PATH,HMM_PATH,USER_DICT_PATH,IDF_PATH,STOP_WORD_PATH);
}
